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Rock Springs Capital Management LP

Q1 2015 Holdings

Filed 2015-05-15 | 105 holdings | $91.0M | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Abbvie Inc(ABBV)COM00287Y109$35.1M600,00038.6%
Acadia Healthcare Company in(ACHC)COM00404A109$26.0M362,50028.5%
Biogen Inc(BIIB)COM09062X103$15.6M37,00017.2%
Coherus Biosciences Inc(CHRS)COM19249H103$6.1M199,0516.7%
Biomarin Pharmaceutical Inc(BMRN)COM09061G101$4.1M32,5004.4%
Cellectis S A(CLLS)SPONSORED ADS15117K103$2.6M75,0002.8%
Ascendis Pharma A S(ASND)SPONSORED ADR04351P101$617.0K35,5400.7%
Medtronic PLC(MDT)SHSG5960L103$44.6K572,3000.0%
Mckesson Corp(MCK)COM58155Q103$33.7K149,0000.0%
Actavis PLCSHSG0083B108$33.5K112,5000.0%
HCA Holdings Inc(HCA)COM40412C101$31.8K422,5000.0%
Valeant Pharmaceuticals IntlCOM91911K102$30.8K155,0000.0%
Pfizer Inc(PFE)COM717081103$26.4K760,0000.0%
Amgen Inc(AMGN)COM031162100$26.2K164,0000.0%
Gilead Sciences Inc(GILD)COM375558103$25.0K255,0000.0%
Pharmacyclics IncCOM716933106$22.5K88,0000.0%
Celgene Corp(CELG)COM151020104$22.4K194,5000.0%
Envision Healthcare Hldgs inCOM29413U103$21.9K570,0000.0%
Thoratec CorpCOM NEW885175307$21.6K515,0000.0%
Humana Inc(HUM)COM444859102$19.1K107,5000.0%
Alexion Pharmaceuticals Inc(ALXN)COM015351109$18.8K108,2500.0%
Team Health Holdings IncCOM87817A107$18.2K311,0000.0%
Tornier N VSHSN87237108$17.3K660,0000.0%
CVS Health Corp(CVS)COM126650100$16.9K164,0000.0%
Retrophin IncCOM761299106$16.8K700,0000.0%
Lilly ELI & Co(LLY)COM532457108$16.7K230,0000.0%
Aetna Inc NewCOM00817Y108$16.7K156,5000.0%
Radius Health IncCOM NEW750469207$16.5K400,0000.0%
Cigna CorporationCOM125509109$15.8K122,0000.0%
Neurocrine Biosciences Inc(NBIX)COM64125C109$14.9K375,0000.0%
Thermo Fisher Scientific Inc(TMO)COM883556102$13.4K100,0000.0%
Orexigen Therapeutics IncCOM686164104$12.1K1,550,0000.0%
Tesaro IncCOM881569107$12.1K210,0000.0%
Intuitive Surgical Inc(ISRG)COM NEW46120E602$11.4K22,5000.0%
Inovalon Hldgs Inc(INOV)COM CL A45781D101$11.3K375,0000.0%
Receptos IncCOM756207106$10.7K65,0000.0%
Incyte Corp(INCY)COM45337C102$10.4K113,0000.0%
Stericycle Inc(SRCLEUR)COM858912108$10.3K73,5000.0%
Intercept Pharmaceuticals in(ICPTUSD)COM45845P108$10.2K36,0000.0%
Cooper COS IncCOM NEW216648402$10.1K54,0000.0%
Healthsouth CorpCOM NEW421924309$9.8K220,0000.0%
Laboratory Corp Amer HldgsCOM NEW50540R409$9.5K75,0000.0%
Heartware Intl IncCOM422368100$9.2K105,0000.0%
RTI Surgical IncCOM74975N105$9.2K1,860,0000.0%
Prothena Corp PLC(PRTA)SHSG72800108$9.1K237,5000.0%
Danaher Corp del(DHR)COM235851102$9.0K105,5000.0%
Medicines CoCOM584688105$8.4K300,0000.0%
Flamel Technologies SASPONSORED ADR338488109$8.3K460,0000.0%
PRA Health Sciences Inc(PRAH)COM69354M108$8.2K285,0000.0%
Vertex Pharmaceuticals Inc(VRTX)COM92532F100$8.0K68,0000.0%
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